Triple

T4017994
Position Surface form Disambiguated ID Type / Status
Subject Mars Express E91209 entity
Predicate carriesInstrument P53466 FINISHED
Object PFS
PFS (Planetary Fourier Spectrometer) is a scientific instrument designed to analyze the Martian atmosphere’s composition and temperature structure using infrared spectroscopy aboard the Mars Express spacecraft.
 E405591 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: PFS | Statement: [Mars Express, carriesInstrument, PFS]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: PFS
Context triple: [Mars Express, carriesInstrument, PFS]
  • A. PFS
    PFS is a planetary Fourier spectrometer used on the Venus Express mission to analyze the composition and structure of Venus’s atmosphere.
  • B. PFSO
    PFSO is the designated security professional responsible for developing, implementing, and overseeing security measures at a port facility in accordance with maritime security regulations.
  • C. PSF
    PSF is the acronym for the Python Software Foundation, the nonprofit organization that manages and promotes the Python programming language and its community.
  • D. PFA
    PFA is a Danish pension fund that invests in large infrastructure projects such as offshore wind farms.
  • E. PFA
    PFA is the Professional Footballers' Association, the trade union and representative body for professional footballers in England and Wales.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: PFS
Triple: [Mars Express, carriesInstrument, PFS]
Generated description
PFS (Planetary Fourier Spectrometer) is a scientific instrument designed to analyze the Martian atmosphere’s composition and temperature structure using infrared spectroscopy aboard the Mars Express spacecraft.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: PFS
Target entity description: PFS (Planetary Fourier Spectrometer) is a scientific instrument designed to analyze the Martian atmosphere’s composition and temperature structure using infrared spectroscopy aboard the Mars Express spacecraft.
  • A. PFS
    PFS is a planetary Fourier spectrometer used on the Venus Express mission to analyze the composition and structure of Venus’s atmosphere.
  • B. PFSO
    PFSO is the designated security professional responsible for developing, implementing, and overseeing security measures at a port facility in accordance with maritime security regulations.
  • C. PSF
    PSF is the acronym for the Python Software Foundation, the nonprofit organization that manages and promotes the Python programming language and its community.
  • D. PFA
    PFA is a Danish pension fund that invests in large infrastructure projects such as offshore wind farms.
  • E. PFA
    PFA is the Professional Footballers' Association, the trade union and representative body for professional footballers in England and Wales.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69aed9618b04819081750d979d2af098 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69af01994b0c8190b34af36acadad5c6 completed March 9, 2026, 5:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69b54c792d948190aed89f2a52d65688 completed March 14, 2026, 11:54 a.m.
NEDg Description generation batch_69b54cf4bee08190917836fe16f02403 completed March 14, 2026, 11:56 a.m.
NED2 Entity disambiguation (via description) batch_69b54d853f3881909f6ab8b83ad0e064 completed March 14, 2026, 11:59 a.m.
Created at: March 9, 2026, 3:35 p.m.